{"id":2267859,"url":"https://alion.io/job/cross-source-backend-developer","title":"Backend developer","company":{"id":4402845,"name":"Cross Source","domain":"crosssource.eu","url":"https://alion.io/company/cross-source","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Sofia, Bulgaria"],"countries":["BG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":30000,"max_usd":76000,"period":"year","method":"role_country_seniority_unknown","sample_n":15},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"AWS","optional":false},{"name":"Java","optional":false},{"name":"Linux","optional":false},{"name":"Netty","optional":false},{"name":"RxJava","optional":false},{"name":"Vert.x","optional":false},{"name":"C#","optional":true}],"status":"live","first_seen_at":"2026-10-07T00:00:00Z","employer_posted_date":null,"last_verified_at":"2026-10-07T00:00:00Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":5},"description":"Backend Developer – обява в Rabota.bg от Cross Source |\n Investor|\n Dnes|\n Bulgaria On Air|\n Gol|\n Tialoto|\n Az-jenata|\n Puls|\n Teenproblem|\n Automedia|\n Imoti.net|\n Rabota|\n Az-deteto|\n Blog|\n Start|\n Chernomore\n\n DnesInvestorGolAutomediaTialotoAz-jenataAz-detetoTeenproblemPulsImoti.netRabotaStartBlogAhaSnimka Публикуване на обява \n Цени и услуги\n За нас\n Вход | Регистрация \n\n Начало\nОбяви за работа\n Стажове\n Работодатели \n Кандидати\n Обучениe\n\n Новини\nСъбитие\n Бежански\nстатут\n Работодатели ЧЕЗ България ЕАДА1 България ЕАДАйкарт АДЛуфтханза Техник СофияGi GroupCONCENTRIX SERVICES BULGARIA ЕООDГфК България ЕООД \n\n Агенции Менпауър България ООДЕйч Ар Ес Рикрутмънт Сървисиз ООДHorizons BulgariaAdecco Bulgaria Ltd \n\n Обява обратно към списъка \n Backend Developer Описание We are looking for: Backend Developer.\n\n Responsibilities:\n ● Lead and deliver high scale projects\n ● Create new, awesome features for millions of users\n ● Design and write efficient, maintainable code supporting billions of operations per second\n\n Requirements:\n ● 3 years of experience in server development\n ● Deep knowledge of Java\n ● Linux and server experience - a must\n ● Conversational level of English\n ● Excellent oral and written communication skills\n ● Higher technical education\n\n Will be a plus:\n ● Good understanding of C ++ code with the ability to write and debug it\n ● Experience in asynchronous programming and functional programming (e.g. RxJava)\n ● Experience in high-load projects (using Akka)\n ● Experience with asynchronous network structures such as Netty, Vert.x\n ● Knowledge of AWS and its services Изисквания към кандидата Образование: , Профил: \nЕзикови познания: \n Трудов опит: \n Ние предлагаме \n Категория: ИТ и Компютърни специалисти Държава: България Дата: 7.Октомври.2026 Организация: Cross Source Организация: Фирма/Организация Директно търсеща служители Детайли за организацията: Повече информация за Cross Source може да получите ТУК Внимание: Некоректни потребители публикуват обяви на импулсни телефони започващи с 0481, 0871, 0881, 0890, 0891, 0900. \n\n Кандидатствай Оферти от категорията Специалист съпътстващи операци Помощник готвач във ведомстве Microsoft dynamics 365 crm sof Оператор на лазерна машина Senior mechanical design engin \n\n Оферти от работодателя Специалист съпътстващи операци Организатор, обработка на прои Инженер производство и изпитва Инженер анализ на отказите и а Специалист трз и административ \n На работа с Сайтът предлага лесен и бърз достъп до близо 291 887 автобиографии и 45 643 работодатели. Чрез по-добрите менюта за работа, както и с повечето функции, които предлага, Rabota.bg доближава Работодатели и Кандидати като улеснява връзката между тях. \n\n Условия за ползване Цени и Услуги Помощна\nинформация Обяви за работа по RSS \n Начало\n Обяви за работа\n Кандидати\n Работодатели\n Обучение\n Помощна информация\n Имената на бизнеса\n Цени и услуги\n Условия за ползване\n Лични данни\n Контакти\n Реклама\n Портфолио\n Кариери\n Към мобилната версия\n Обяви за работа по RSS Инвестор.БГ АД © 2001-2015 Rabota.bg Всички права запазени.\n Investor.BG AD © 2001-2015 Rabota.bg All rights reserved.","description_format":"text","description_chars":3131,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-11T06:55:15Z"}],"visa":[],"liveness":{"score":83,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.832,"p_room":1,"age_days":5,"expected_fill_days":20,"reasons":["seen:5","win:early"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/cross-source-backend-developer","json_url":"https://alion.io/job/cross-source-backend-developer.json","meta":{"generated_at":"2026-10-12T20:27:03Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":33182,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":4402845},"rest":"https://alion.io/mcp/rest/get_company?id=4402845"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcross-source-backend-developer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fcross-source-backend-developer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fcross-source-backend-developer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/cross-source-backend-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcross-source-backend-developer"}]}